New main interface window design integrates (almost) all the controls into a single window (no more floating windows or menu commands).
New slider interface design, including integration of both the position and randomness setting into a single slider, and new keyboard shortcuts for quicker access to extra features.
Larger Buffer window allows for more detailed selection and scrubbing possibilites.
Added a setting for Microtonal Resolution to the Transposition Slider.
New Presets Morph slider lets you interpolate (morph) between stored settings.
Added a 2D Grain Envelope slider which provides more detailed control over the grain envelope shape.
Added 2D Amplitude Curve and Pan Scaling sliders which provide more flexibility and control for the grain amplitude and panning settings.
New Transposition Range pop-up menu lets you set the maximum range of the Transposition Slider from 1 to 8 octaves.
Added multiple Delays and Filters effects, as well as 2 more VST inserts including wet/dry faders.
Added the Open Sound Control protocol, giving access to a wide variety of external OSC devices for use as controllers.
Added the Game Controller protocol, giving access to a wide variety of USB devices for use as controllers.
Added a "Listen…" button to the MIDI Controller window, enabling quicker setup of MIDI devices.
Added a View Data toggle which lets you monitor all your controller data in a single window.
New features include a video controller which lets you control slider movements with a webcam or the built-in iSight, and some extra options to the little-known "Smoother Buffer Scrub" menu command. It also includes some minor changes which make it run a little smoother in Leopard (OSX10.5)